prodromic

They aren't real illnesses in the old sense, they're sort of prodromic illness, forecasting some bigger sickness to come.

Basic first aid, prodromic driving manners, safety courses, and protocols to follow in an accident are taught to tram drivers.

Koplik spots are a prodromic viral enanthem of measles manifesting two days before the measles rash itself.

In hospitals, nurses with prodromic eyes dreamed islands, doctors smiled in lunar orbits whistling down syringes or snubbed their scalpels abscessmindedly on submerged patient bones.

The standard meal of a shoemaker was described in a Byzantine poem, one of the Prodromic Poems, as consisting of some cooked foods and an omelette followed by hot salted pork with an unspecified garlic dish.